*Chipset：JL6973D4
*Bluetooth Version：5.3
*Talk/Music time：5 hours
*Earphone battery：35mAh
*Charging case battery：350mAh
*Charging time of earbuds：40 mins(2C quick charge)
*Speaker: 32Ω Ø 11mm *NC：≤ -28db
*Charging plug type：Type-C
*Color：Blue / Green /White/Red customized color
